Let Find M₁3 and C13 M13- 39 C1339 A = -906 ITIN 0 0-5-1 8 1-9 -2 150

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
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One image is the question and the other image is the expert answer. What I'm confused about is the 6 that is being multiplied. Where does the 6 come from? And how does it come about?
10:30
Let
Find M13 and C13
M13
39
C13= i
39
|||
O
A =
-9 0 6 -1
00 -5 -1
8 1 -9 -2
150 2
ll 95%
X
Transcribed Image Text:10:30 Let Find M13 and C13 M13 39 C13= i 39 ||| O A = -9 0 6 -1 00 -5 -1 8 1 -9 -2 150 2 ll 95% X
10:30
←
Expert Answer
Step1
a)
Given matrix is
A =
Step2
b)
As
M13
and
C13
||
M13
C13
-9 0 6 -1
0 0 -5 -1
8 1 -9-2
1
5 0 2
Hence
Answers:
00 -1
8 1 – 2
15 2
(−1)¹+³6 M13
|||
||
39
234
?
O
80+ll 95%
– 1
40 - 1
6(-39)
=
||
T
23
8
Transcribed Image Text:10:30 ← Expert Answer Step1 a) Given matrix is A = Step2 b) As M13 and C13 || M13 C13 -9 0 6 -1 0 0 -5 -1 8 1 -9-2 1 5 0 2 Hence Answers: 00 -1 8 1 – 2 15 2 (−1)¹+³6 M13 ||| || 39 234 ? O 80+ll 95% – 1 40 - 1 6(-39) = || T 23 8
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